9423320

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2647}}^1$

素因数の和:2747

約数の個数: 32

約数和(自身を含む): 21448800

約数和(自身を除く): 12025480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 2647, 3560, 5294, 10588, 13235, 21176, 26470, 52940, 105880, 235583, 471166, 942332, 1177915, 1884664, 2355830, 4711660, 9423320]

約数ペア:

[(1, 9423320), (2, 4711660), (4, 2355830), (5, 1884664), (8, 1177915), (10, 942332), (20, 471166), (40, 235583), (89, 105880), (178, 52940), (356, 26470), (445, 21176), (712, 13235), (890, 10588), (1780, 5294), (2647, 3560)]